JO Beauty Supply
White nail file 100/180 grit core shape
White nail file 100/180 grit core shape
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This white nail file with 100/180 grit is perfect for shaping and refining both natural and artificial nails. The core shape provides a comfortable grip and precise control, making it ideal for professional salons and personal use. The 100-grit side is great for filing and shaping, while the 180-grit side smooths and refines the nail surface. Durable and washable, this nail file is an essential tool for manicures and pedicures.
How to find the right nail file grit to file nails
The lower the grit, the coarser the file. The higher the grit, the finer and smoother it is.
80 Grit
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Use for: Heavy-duty filing
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Best for: Reducing length and bulk of hard gel, acrylic, or polygel enhancements
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Not for: Natural nails – too coarse and damaging
100 Grit
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Use for: Shaping and refining enhancements
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Best for: Acrylics, hard gels, and polygel
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Not for: Natural nails – still too abrasive
150 Grit
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Use for: Shaping softer enhancements or prepping nail tips
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Best for: Soft gels and tip blending
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Caution: Too rough for the natural nail plate
180 Grit
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Use for: Light shaping and surface smoothing
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Best for: Prepping natural nails (gently), shaping gel overlays
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Safe for: Natural nails if used gently
240 Grit
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Use for: Final smoothing, prepping the natural nail
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Best for: Light buffing before gel polish or regular polish
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Very safe: Ideal for natural nails
400–600 Grit
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Use for: Smoothing ridges and surface imperfections
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Best for: Prepping nail beds for gel polish, removing minor scratches
1000–3000 Grit (Buffer Shine Files)
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Use for: High-gloss shine without polish
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Best for: Natural nails and final finishing on enhancements
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Result: Salon-glossy nails without top coat
